Winch horizontal mounting bracket



FIG. 1 is a top front perspective view of a winch horizontal mounting bracket showing our new design;

FIG. 2 is a left side end view thereof;

FIG. 3 is a top view thereof;

FIG. 4 is a right side end view thereof;

FIG. 5 is a front side view thereof; and,

FIG. 6 is a bottom view thereof. 

The ornamental design for a winch horizontal mounting bracket, as shown and described. 